# Section B: Practice Problems Halves and Quarters

## Section Summary

## Details

We learned that circles and rectangles can be split into two equal pieces which are called halves and four equal pieces which are called fourths or quarters.

A half of the square is shaded.

A fourth or a quarter of the circle is shaded.

Two of the halves are shaded.

Four of the fourths are shaded.

## Problem 1 (Lesson 9)

Han drew this picture to show a circle split into fourths.

Do you agree with Han?

Show your thinking using drawings, numbers, or words.

Split the rectangle into fourths.

## Problem 2 (Lesson 10)

Split the circle into fourths.

Color in four of the fourths.

## Problem 3 (Lesson 10)

How much of each rectangle is shaded?

Circle the rectangle that has a bigger shaded piece.

## Problem 4 (Exploration)

Kiran says half of the square is shaded.

Do you agree with Kiran?

Show your thinking using drawings, numbers, or words.

Priya says half of the square is shaded.

Do you agree with Priya?

Show your thinking using drawings, numbers, or words.

## Problem 5 (Exploration)

Han wonders if half of the circle is shaded.

What do you think?